4. Data processing: measuring, calibrating, or testing
  5. Calibration or correction system
  6. Direction

Han Chul Jo

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Automatic calibration method for use in electronic compass

Geometrical instruments – Indicator of direction of force traversing natural media – Magnetic field responsive
Reexamination Certificate

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Method for searching for dip angle using tilt-compensated...

Data processing: measuring – calibrating – or testing – Measurement system in a specific environment – Mechanical measurement system
Reexamination Certificate

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Signal processor for use in electronic compass

Data processing: measuring – calibrating – or testing – Calibration or correction system – Direction
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2850943

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